| plague surveillance in brazil: 1983-1992. | plague caused by yersinia pestis, has persisted in brazil in several natural foci spread throughout rural areas in the states of ceara, paraiba, pernambuco, piaui, rio grande do norte, alagoas, bahia, minas gerais and rio de janeiro. nationwide surveillance of plague in brazil based on serological testing started in 1983. we now present an update report of the examinations carried out in our laboratory from 1983 to 1992. the passive hemagglutination test for antibodies against fraction 1a antige ... | 1995 | 8731264 |
| [feeding patterns of triatoma pseudomaculata in the state of ceara, brazil]. | t. pseudomaculata, a peridomicilar species, has low rates of t. cruzi infection. the occurrence of this triatomine in the domicile and its feeding patterns was investigated to identify potential t. cruzi reservoirs. | 2005 | 15654457 |
| [cysticercosis' admissions in public health hospitals: ceará state distribuition]. | the geographic distribution of case registered in the system of hospital information of ceará (1996-2004) and its relation with flock swine and availability of computerized tomography scan in patients' residence city, from those were studied. 424 patients were admitted with cysticercosis (neurocysticercosis 98.3%) originating from 75 cities. no relation existed between computerized tomography in city of residence or swine flocks and cysticercosis prevelance. | 2006 | 17160328 |
| environmental sources of cryptosporidium in an urban slum in northeastern brazil. | cryptosporidium is an important cause of diarrheal disease in children worldwide. to elucidate the environmental sources of this parasite, we selected an urban slum in fortaleza, brazil, a community with a known high incidence of cryptosporidiosis, and examined both stool smears from household animals (n = 127) and filtrates from local water sources (n = 18) for cryptosporidium oocysts. because previous work in this community has demonstrated the seasonal nature of human infection with cryptospo ... | 1993 | 8357090 |
| [salmonella sp and listeria monocytogenes in fully cooked ham commercialized in supermarkets of fortaleza (ce, brazil): risk factor for public health]. | the objective of this work was to evaluate the occurrence of salmonella sp. and listeria spp. in fully cooked ham without fat cover, stored under refrigeration, commercialized in supermarkets of fortaleza (ce, brazil). forty samples of cooked ham, proceeding from eight trademarks, collected in 26 establishments, were analyzed according to the apha and hbp for salmonella sp. and listeria spp. detection, respectively. thirty percent of the samples were contaminated with salmonella sp. and 42.50%, ... | 2011 | 21340341 |